Question

[UNIX] EASY QUESTION ======================================================

One type of affinity license plate in Ontario consists of the pattern NNAANN where N is a numeric digit and A is a letter of the alphabet for example 32ML68 or 59PE74. Write a single Unix command using a regular expression which will search the file manifest and display lines containing plate numbers of this format which occur by itself on a line.

Answer 1

Filename:

Newfile.txt

File content:

32MP67 abc def etc
56PE89 hhaha jjj kkal  akk
309a56 hsd jsjd ojd osd
aaa23jj jsj dj 

Command:

cat Newfile.txt | grep [0-9][0-9][A-Z][A-Z][0-9][0-9]

OUTPUT:

32MP67 abc def etc
56PE89 hhaha jjj kkal  akk